19K views · 324 reactions | SEMAPHORE SIGNAL SUNDAY at The Spa Country Railway Daylesford, Australia. #train #railway #railroad | Schony747 Youtube & DVD | Facebook

1.3K reactions · 18 shares | Stop!!! The iconic beauty of the semaphore railway signal. Becoming very rare on the main rail network, but still found working on heritage rail lines. Also, no model railway is complete without them!!#uktrainspotting #trains #diesellocomotive #britishrailways #railway #railways #trainspotting #railroad #modelrailway | Adrian Watson | Facebook

80K views · 1.5K reactions | #OnThisDay 1924: The 'pips' (aka the Greenwich Time Signal) began, soon to become an iconic part of radio's soundscape. Find out more about their interesting history here: https://www.bbc.com/historyofthebbc/anniversaries/february/the-pips/ | BBC Archive | Facebook

Before radio, visual line of sight signalling with signal lamps, flags, and these physical semaphore devices were used. The concept of signaling for long distance communication is ancient and used extensively during earlier conflicts like the Napoleonic era. A version of semaphore devices survived in modern time in the form of railway signals. #WW1 #WWI #ww1history #logistics #capcut | This Day In WWI

One of the hallmarks of an “inside job” or “operation” is signaling. That comes in different forms. The man with a white shirt and hat, as well as the guy in the black shirt behind Charlie Kirk are CLEARLY hand signaling about a sniper and giving the “Go” signal to someone right before the shot is taken. This isn’t only a red flag, it is a GLARING, IN YOUR FACE RED FLAG. 🚩🚩🚩 Being a former Military myself, I can confirm that is exactly what it looks like is taking place here. CLEARLY hand-sig